[Compatible Lock Hole]Please check your RV door's size before buying.This versatile lock fits hole cutouts ranging from 2-11/16inch -2-3/4inch x 3-3/4inch -3-5/8inch, as well as door thicknesses from 1-1/4inch to 1-1/2inch, ideal for use in applications such as cargo trailers, horse trailers, small , and more. [Intelligent Safety] This door latch features a built-in deadbolt and tamper-proof lock cylinder, lock and key uniquely matched for added security. You can enjoy peace of mind about your travel trailer's security even when it is unattended. [Extreme Durability]Made of high-quality zinc alloy with multiple casting processes,is more than aluminum alloy, -resisting, oxidation treatment, wear resistance, for long-term outdoor use. UV- & waterproof keeps the lock from fading. [Easy Installation] Includes everything for installation: 1 x lock, 2 x plate, 4 x keys,1 x screwdriver,10 x screws with different lengths to meet your different needs. Install it within 10 minutes! With this lock, you can replace a broken lock yourself, thus avoiding expensive repairs. Color: As Shown Material: Plastic + Zinc Alloy + Steel Package Contents: 1 x door latch 4 x keys 10 x screws 2 x lock plates 1 x screwdriver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.